
Neewer Q4 400Ws TTL Studio Flash Trigger Kit
IF Design Award-winning 400Ws portable strobe with TTL, HSS, and Bowens mount for on-location shoots.
*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Key Features
【IF Design Awarded 400Ws Outdoor Flash】Q4 400Ws battery powered strobe light boasts a compact rectangular design, measuring 7.28"x6.06"x8.35" and weighing just 4.94lb, suitable for both outdoor photography and studio setup. With its impressive GN72 with a high performance reflector (not included), 30W/5600K/CRI95+ LED modeling lamp, and convenient top handle, it caters to various shooting needs. Note: Do not trigger the flash without plugging in the flash tube, as it will damage the equipment.
【TTL/Manual/Multi Flash Modes】Three flash modes: TTL, Manual, and Multi (Stroboscopic). Fully support flash exposure compensation; 1/8000s High Speed Sync; manual power control, modeling light, first/second curtain sync, etc. Multi controls the stroboscopic rate up to 100 times (199 Hz). Support S1, S2 mode, C.Fn custom setting (UNITS/ALT: Support Masking function when using with QPRO Trigger and in manual mode), etc. Support USB Type C firmware upgrades
【21.6V/2800mAh Lithium Battery】Increased battery capacity provides 400 full power flashes, a recycling time of 0.01-1.2s and a flash duration of 1/209-1/10989s, perfect for capturing continuous action. Battery compartment for easy replacement of spare batteries. With a DC charging port, the flash can be powered via the included adapter and takes about 3.5 hours to fully charge
【QPRO-N Trigger & Built in 2.4G Q system】Works with the included QPRO-N trigger to wirelessly set off flashes up to 5 groups, 32 channels, and 01-99 IDs within 328'/100m, compatible with compatible with Nikon D4 D5 D6 D60 D70S D90 D100 D200 D300 D610 D700 D750 D780 D800 D810 D850 D3100 D3200 D3300 D3400 D3500 D5000 D5100 D5200 D5300 D7100 D7500 Z9 Zfc Z50 Z5 Z6 Z7 Z6II Z7II cameras. Note: Upgrade firmware if incompatibility occurs
【Bowens Mount Attachment】 The widely used Bowens mount can connect the monolight to various light modifiers, such as reflectors, softboxes, snoots, and beauty dishes. The package includes 1 x Q4 Flash Strobe, 1 x QPRO-N Wireless Trigger, 1 x Standard Reflector, 1 x Lithium Battery, 1 x Handle, 1 x Power Cord (US Plug), 1 x Power Adapter, 1 x Carrying Case. Please note that you can only use the power adapter/cord included to charge the product
Specifications
Pros & Cons
👍 Pros
- 400Ws output with 0.01–1.2s recycle time captures fast-paced action without waiting between shots.
- TTL, Manual, and Multi flash modes provide flexibility for automated and precision-controlled lighting setups.
- 1/8000s high-speed sync enables wide-aperture shooting in bright ambient conditions.
- Compact 4.94 lb body with top handle and included carrying case makes on-location transport practical.
- Bowens mount ensures compatibility with a vast ecosystem of light modifiers.
👎 Cons
- Included QPRO-N trigger is Nikon-specific — Canon and Sony shooters must purchase a separate trigger.
- At 4.94 lbs the strobe is heavier than some competing portable units, adding up on multi-light setups.
- Battery charges only via the included proprietary adapter; no USB-C or universal charging option.
- The flash tube must remain installed whenever the unit is powered on to avoid damaging internal components.